diff options
| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2005-11-10 14:53:16 +1100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2005-11-10 15:03:29 +1100 |
| commit | 87655ff26817993932b7d049c4df226fb2c0ac5f (patch) | |
| tree | 800631fd3ac350595e5be00bd464bf91cd8e9c32 /include/asm-ppc64 | |
| parent | e1449ed956ae29129bde3e5137dde1d579d585ff (diff) | |
| download | kernel_samsung_smdk4412-87655ff26817993932b7d049c4df226fb2c0ac5f.zip kernel_samsung_smdk4412-87655ff26817993932b7d049c4df226fb2c0ac5f.tar.gz kernel_samsung_smdk4412-87655ff26817993932b7d049c4df226fb2c0ac5f.tar.bz2 | |
[PATCH] powerpc: 64k pages pmd alloc fix
This patch makes the kernel use a different kmem cache for PMD pages
as they are smaller than PTE pages. Avoids waste of memory.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-ppc64')
| -rw-r--r-- | include/asm-ppc64/pgalloc.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/asm-ppc64/pgalloc.h b/include/asm-ppc64/pgalloc.h index 98da0e4..dcf3622 100644 --- a/include/asm-ppc64/pgalloc.h +++ b/include/asm-ppc64/pgalloc.h @@ -10,8 +10,8 @@ extern kmem_cache_t *pgtable_cache[]; #ifdef CONFIG_PPC_64K_PAGES #define PTE_CACHE_NUM 0 -#define PMD_CACHE_NUM 0 -#define PGD_CACHE_NUM 1 +#define PMD_CACHE_NUM 1 +#define PGD_CACHE_NUM 2 #else #define PTE_CACHE_NUM 0 #define PMD_CACHE_NUM 1 |